
DataFramed #99 Post-Deployment Data Science
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Aug 8, 2022 Hakim Elakhrass, Co-founder and CEO of NannyML, shares insights from his journey in data science, moving from biology to machine learning. He highlights the crucial importance of monitoring models post-deployment, discussing the challenges of data drift and silent failures. Hakim explores how NannyML can help prevent costly mistakes in unmonitored AI. He also covers evolving roles within data teams and the skills data scientists need to ethically navigate the complexities of modern AI applications.
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Zillow's Catastrophic Failure
- Zillow systematically overpriced houses, leading to a $300 million loss.
- Their market cap dropped by $30 billion, and the division was shut down.
Zillow Case Study Analysis
- Zillow's model's predictions became the ground truth, making performance evaluation difficult.
- Systematic errors accumulated, leading to substantial overpricing.
Immaturity of Post-Deployment Data Science
- Post-deployment work in data science isn't as codified as software engineering.
- This is due to data science being relatively new and risk understanding varying across industries.
